Filings by year

C04B 35/6264: granted patents and published applications per publication year
YearGranted patentsPublished applications
198310
198440
198500
198610
198700
198810
198940
199040
199170
199240
199380
199470
199540
199680
1997110
199850
199950
200070
200165
20021916
20031742
20042046
20052740
20061944
20072340
20081942
20093026
20103241
20112730
20122534
20131728
20141822
20152420
20162216
20171460
20184064
20193554
20204250
20213749
20224264
20232767
20244745
20253936
20262626

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents